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Quantum Biopharma Ltd. - Class B Subordinate Voting Shares (NQ:QNTM)

18.03 -2.59 (-12.57%)
Streaming Delayed Price Updated: 3:03 PM EDT, Aug 19, 2025 Add to My Watchlist
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Price and Volume

Detailed Quote
Volume 187,917
Open 20.43
Bid (Size) 17.85 (2)
Ask (Size) 18.10 (5)
Prev. Close 20.62
Today's Range 17.80 - 20.94
52wk Range 2.700 - 38.25
Shares Outstanding N/A
Dividend Yield N/A
Chart for (: )
Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News
InvestorNewsBreaks – Quantum BioPharma Ltd. (NASDAQ: QNTM) (CSE: QNTM) to Seek Shareholder Approval for $600K Private Placement
Via Investor Brand Network
Why Quantum BioPharma (QNTM) Stock Is Soaring Today
Shares of Quantum BioPharma are surging in Monday morning trading. The stock is higher following a series of positive updates regarding its lead drug candidate for multiple sclerosis. 
Via Benzinga

Performance

YTD
+341.9%
+341.9%
1 Month
-24.0%
-24.0%
3 Month
+47.0%
+47.0%
6 Month
+110.8%
+110.8%
1 Year
+349.6%
+349.6%

More News

Read More
BioMedNewsBreaks — Quantum BioPharma Ltd. (NASDAQ: QNTM) (CSE: QNTM) Signs CDMO Agreement for Oral Lucid-MS in Phase 2 MS Trial
Via Investor Brand Network
Why Is Quantum BioPharma In The News Today? Here’s An Important Update On Its Multiple Sclerosis Investigational Drug
Via Stocktwits
Quantum BioPharma Signs Agreement to Manufacture Oral Drug Formulation of its Potential Breakthrough Drug Lucid-21-302 (Lucid-MS) for Use in its Upcoming Phase 2 Multiple Sclerosis Trial
From Quantum BioPharma
Via GlobeNewswire
InvestorNewsBreaks – Quantum BioPharma Ltd. (NASDAQ: QNTM) (CSE: QNTM) PET Tracer Shows Potential for Monitoring Myelin Integrity in Multiple Sclerosis
Via Investor Brand Network
Quantum BioPharma Announces Very Promising Results from the Massachusetts General Hospital Scientists on the Novel Positron Emission Tomography (PET) Tracer Used to Detect and Monitor Demyelination in Multiple Sclerosis Patients
From Quantum BioPharma
Via GlobeNewswire
Quantum Biopharma Reports Strong Second Quarter with Increased Current and Total Assets, Conversion of all Debentures into Equity, Continued Exclusion of Going Concern, Tripling of Share Price during Quarter, over $500,000 USD Gain in Crypto Assets as of
From Quantum BioPharma
Via GlobeNewswire
Quantum Biopharma Reports Positive Phase 1 Safety For Multiple Sclerosis Drug
Via Benzinga
InvestorNewsBreaks – Quantum BioPharma Ltd. (NASDAQ: QNTM) (CSE: QNTM) Reports Positive Phase 1 Safety Results for Lucid-MS
Via Investor Brand Network
Quantum Biopharma Announces Positive Results of the Clinical Study Report (CSR) for the Phase 1 Multiple Ascending Dose (MAD) Clinical Trial of Experimental Multiple Sclerosis Drug Lucid-21-302 (Lucid-MS)
From Quantum BioPharma
Via GlobeNewswire
InvestorNewsBreaks – Quantum BioPharma Ltd. (NASDAQ: QNTM) (CSE: QNTM) Opposes Motion to Dismiss in $700 Million Market Manipulation Lawsuit
Via Investor Brand Network
Quantum BioPharma Files Reply and Provides Update on Court Case Seeking Damages Against CIBC, RBC and Others in Excess of $700,000,000 USD for Possible Stock Price Manipulation/Spoofing
From Quantum BioPharma
Via GlobeNewswire
InvestorNewsBreaks – Quantum BioPharma Ltd. (NASDAQ: QNTM) (CSE: QNTM) Portfolio Company Unbuzzd Wellness Launches $5 Million Regulation D Offering
Via Investor Brand Network
Topics Initial Public Offering
Quantum BioPharma Licensee Unbuzzd Wellness Inc. Commences Reg D Capital Raise Campaign to Fund Growth and Possible IPO
From Quantum BioPharma
Via GlobeNewswire
Quantum BioPharma Shares' Rollercoaster Day: What's Going On?
Via Benzinga
InvestorNewsBreaks – Quantum BioPharma Ltd. (NASDAQ: QNTM) Acquires GameStop Shares as Part of Strategic Market Integrity Campaign
Via Investor Brand Network
Quantum BioPharma Makes Strategic Investment in GameStop Corp.
From Quantum BioPharma
Via GlobeNewswire
InvestorNewsBreaks – Quantum BioPharma Ltd. (NASDAQ: QNTM) Submits MS Drug Candidate to UK ILAP Program
Via Investor Brand Network
TinyGemsBreaks – Quantum BioPharma Ltd. (NASDAQ: QNTM) Submits MS Drug Candidate to UK ILAP Program
Via Investor Brand Network
Quantum BioPharma Submits its Candidate Breakthrough Patented Drug for Multiple Sclerosis for Fast-Track Program in the United Kingdom
From Quantum BioPharma
Via GlobeNewswire
BioMedNewsBreaks — Quantum BioPharma Ltd. (NASDAQ: QNTM) Launches $600 Private Placement of Class A Multiple Voting Shares
Via Investor Brand Network
InvestorNewsBreaks – Quantum BioPharma Ltd. (NASDAQ: QNTM) Backs Unbuzzd’s $5 Million Raise via Regulation D Offering
Via Investor Brand Network
Topics Initial Public Offering
Quantum BioPharma Licensee Unbuzzd Wellness Inc. Launches $5 Million Reg D Capital Raise to Fund Growth and Path to Possible Initial Public Offering
From Quantum BioPharma
Via GlobeNewswire
What's going on in today's session
Via Chartmill

Frequently Asked Questions

Is Quantum Biopharma Ltd. - Class B Subordinate Voting Shares publicly traded?
Yes, Quantum Biopharma Ltd. - Class B Subordinate Voting Shares is publicly traded.
What exchange does Quantum Biopharma Ltd. - Class B Subordinate Voting Shares trade on?
Quantum Biopharma Ltd. - Class B Subordinate Voting Shares trades on the Nasdaq Stock Market
What is the ticker symbol for Quantum Biopharma Ltd. - Class B Subordinate Voting Shares?
The ticker symbol for Quantum Biopharma Ltd. - Class B Subordinate Voting Shares is QNTM on the Nasdaq Stock Market
What is the current price of Quantum Biopharma Ltd. - Class B Subordinate Voting Shares?
The current price of Quantum Biopharma Ltd. - Class B Subordinate Voting Shares is 18.03
When was Quantum Biopharma Ltd. - Class B Subordinate Voting Shares last traded?
The last trade of Quantum Biopharma Ltd. - Class B Subordinate Voting Shares was at 08/19/25 03:03 PM ET
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